# Ammonia Reduction from Trees 2 \(ART2\) Shropshire project phase 3

> Contract award record from UK public-sector procurement sources.

## Key facts

- Public buyer: Defra Network eTendering Portal
- Contract winner: [UK Centre for Ecology and Hydrology](/contract-winners/uk-centre-for-ecology-and-hydrology/public-sector-contract-awards)
- Award value: £31,555
- Tender value: £31,555
- Award date: 15 August 2022
- Published: 20 September 2022
- Contract start: 15 August 2022
- Contract end: 31 March 2023
- Stage: awarded
- Procurement category: services
- Notice ID: 89586c5b-6182-499f-96c9-6d451784fdc4-572960
- OCID: ocds-b5fd17-f9d49e89-59e8-4e9c-bc44-30a610be8432

## Description

The project objectives are to - provide evidence of the effect of a tree shelter belt on ammonia emissions from intensive, ventilated poultry sheds, extended to cover a full calendar year, so that the effect of leaf fall and weather patterns is assessed over more monitoring periods of the poultry cycle and all seasons - to evaluate the effectiveness of a narrow tree belt in a hedgerow or agroforestry system in comparison to other tree shelter belt planting designs in previous ART experiments and existing tools and guidance - to compare ammonia concentrations using different monitoring techniques: o 11 passive alpha samplers in transects and 2 Directional Passive Air Samplers \(DPAS\) - to inform better advice and guidance to farmers on ammonia mitigation and guidance for potential inclusion in future environmental land management schemes - to inform the targeting of any advice and grants on tree planting for ammonia Additional information: Please note that Defra procurement uses an E-tendering system for Procurement activities\. This is currently provided by Bravo Solutions\. To access appropriate tendering and contractual documents, please access the E-Tendering portal at https://defra\.bravosolution\.co\.uk", ensuring that your registration includes "Defra"\. If you have any problems with this system, please contact Bravo on their telephone helpline number 0800 368 4850 or by emailing them at help@bravosolution\.co\.uk

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/89586c5b-6182-499f-96c9-6d451784fdc4-572960)